U.S. patent number 7,811,128 [Application Number 12/381,055] was granted by the patent office on 2010-10-12 for electrical connector having improved shielding plate.
This patent grant is currently assigned to Hon Hai Precision Ind. Co., Ltd.. Invention is credited to Feng Pan.
United States Patent |
7,811,128 |
Pan |
October 12, 2010 |
Electrical connector having improved shielding plate
Abstract
An electrical connector (1) has an insulative housing (10)
including a number of receiving passages (100), a number of
terminal modules (20) mounted to the insulative housing and located
adjacent to another and shielding plates (3). The terminal module
has a base (22) including a first side (223), a plurality of
terminals (21) secured to the base and a spacer (23) received to
the insluative housing. The shielding plates have at least a first
shielding plate (30) assembled to the first side (223) of the
terminal module and including a number of tines (31) connected to a
printed circuit board, and a second shielding plate (40) assembled
to the first side of neighboring terminal module and having a
connecting section (41) connected to the first shielding plate.
Inventors: |
Pan; Feng (Kunshan,
CN) |
Assignee: |
Hon Hai Precision Ind. Co.,
Ltd. (Taipei Hsien, TW)
|
Family
ID: |
41054082 |
Appl.
No.: |
12/381,055 |
Filed: |
March 5, 2009 |
Prior Publication Data
|
|
|
|
Document
Identifier |
Publication Date |
|
US 20090227141 A1 |
Sep 10, 2009 |
|
Foreign Application Priority Data
|
|
|
|
|
Mar 5, 2008 [CN] |
|
|
2008 1 0018654 |
|
Current U.S.
Class: |
439/607.05;
439/607.07; 439/607.03 |
Current CPC
Class: |
H01R
12/00 (20130101); H01R 13/6587 (20130101); H01R
13/514 (20130101); H01R 12/724 (20130101) |
Current International
Class: |
H01R
13/648 (20060101) |
Field of
Search: |
;439/607.02,607.03,607.05-607.07 |
References Cited
[Referenced By]
U.S. Patent Documents
Primary Examiner: Zarroli; Michael C
Attorney, Agent or Firm: Chang; Ming Chieh Chung; Wei Te
Cheng; Andrew C.
Claims
What is claimed is:
1. An electrical connector mounted on a printed circuit board,
comprising: an insulative housing comprising a plurality of
receiving passages; a plurality of terminal modules mounted to the
insulative housing and located adjacent to another, each terminal
module comprising: a base comprising a first side; plurality of
terminals secured to the base and received in a corresponding
receiving passage of the insulative housing; a spacer received in
the receiving passages of the insulative housing and having a
plurality of partitions defining a plurality of slots each
receiving corresponding terminals therein; and a plurality of
shielding plates having at least one first shielding plate and at
least one second shielding plate, the first shielding plate being
assembled to the first side of the terminal module and comprising a
plurality of tines for electrically connecting with a circuit
board, the second shielding plate being assembled to the first side
of neighboring terminal module and comprising a connecting section
connected to the first shielding plate and electrically connecting
with the circuit board by the tines of the first shielding plate,
wherein said connecting section comprises a plurality of legs
extending across a bottom surface of the base for connecting to the
first shielding plate, wherein said connecting section comprises a
bar bent perpendicularly from the ends of the legs and extending
along a lengthwise direction, and wherein said first shielding
plate comprises a plurality of hooks bent toward the bar for
locking with the bar of the connecting section.
2. The electrical connector as claimed in claim 1 wherein said leg
of the second shielding plate comprises a clamping portion for
clamping the tines of the first shielding plate.
3. The electrical connector as claimed in claim 2, wherein said
tines of the first shielding plate comprises a first connecting
portion bent toward the connecting section of the second shielding
plate and a contacting tail for mounting to the printed circuit
board.
4. The electrical connector as claimed in claim 1, wherein said
base of the terminal module comprises a plurality of embosses
formed on the first side of the base, and wherein each of the first
and second shielding plates has a plurality of cavities defined
thereon for coupling with the embosses.
5. The electrical connector as claimed in claim 1, wherein said
terminals are arranged in a pattern of signal terminal pairs and
located onto the first side of the base, the terminal having an
intermediate portion covered by the shielding plate and a soldering
portion exposed outside the base for mounting to the printed
circuit board.
6. The electrical connector as claimed in claim 1, wherein said
insulative housing has plural columns of second passages, each
column of second passages is located adjacent to an associated
receiving passage, and each of the first and the second shielding
plates has a plurality of contacting pins protruding from the base
of the terminal module and received in the second passages.
7. The electrical connector as claimed in claim 1, wherein said
connecting section of the second shielding plate is connected with
the first shielding plate at a position adjacent to the tines.
8. An electrical connector for use between a complementary
connector and a printed circuit board, comprising: a plurality of
terminal module units side by side arranged with one another; a
plurality of terminals extending in each of said terminal module
units, each of said terminals defining a mating section, for mating
with the complementary connector, and a mounting section, for
mounting to the printed circuit board, extending out of different
faces of the terminal module unit; a plurality of first shielding
plates and a plurality of second shielding plates alternately side
by side arranged with each other, each of said first shielding
plates cooperating with the neighboring second shielding plate to
sandwich the corresponding terminal module unit therebetween;
wherein in each neighboring pair of said first shielding plate and
said second shielding plate, both said first shielding plate and
the second shielding plate have the corresponding mating portions,
respectively, for mating with the complementary connector while
sharing a same group of mounting portions for grounding to the
printed circuit board, said same group of mounting portions being
derived from only one of said first shielding plate and said second
shielding plate.
9. The electrical connector as claimed in claim 8, wherein in each
neighboring pair of said first shielding plate and said second
shielding plate, the first shielding plate and the second shielding
plate are fastened to each other around the mounting portions.
10. The electrical connector as claimed in claim 9, wherein said
neighboring first shielding plate and second shielding plate are
restrained from moving away from each other in a transverse
direction perpendicular to a front-to-back direction and a vertical
direction.
11. The electrical connector as claimed in claim 8, wherein said
terminal module unit further includes a spacer to regulate
positions of the corresponding terminals thereof.
12. An electrical connector mounted on a printed circuit board,
comprising: an insulative housing comprising a plurality of
receiving passages; a plurality of terminal modules mounted to the
insulative housing and located adjacent to another, each terminal
module comprising: a base comprising a first side; a plurality of
terminals secured to the base and received in a corresponding
receiving passage of the insulative housing; a spacer received in
the receiving passages of the insulative housing and having a
plurality of partitions defining a plurality of slots each
receiving corresponding terminals therein; and a plurality of
shielding plates having at least one first shielding plate and at
least one second shielding plate, the first shielding plate being
assembled to the first side of the terminal module and comprising a
plurality of tines, the second shielding plate being assembled to
the first side of neighboring terminal module and comprising a
connecting section connected to the first shielding plate; wherein
said connecting section comprises a plurality of legs extending
across a bottom surface of the base for connecting to the first
shielding plate; wherein said leg of the second shielding plate
comprises a clamping portion for clamping the tines of the first
shielding plate.
Description
BACKGROUND OF THE INVENTION
1. Field of the Invention
The present invention relates to an electrical connector, and more
particularly to an electrical connector having a plurality of
shielding plates having connecting section for connecting a
shielding plate to a neighboring shielding plates.
2. Description of the Prior Art
U.S. Pat. No. 6,899,566 issued to Kline on May 31, 2005, discloses
an electrical connector for mounting to a mother board. The
electrical connector has an insulative housing, plural columns of
terminal modules mounted to the insulative housing, and a plurality
of shielding plates respectively attached to one side of the
terminal module. Each shielding plate is provided with two rows of
tails exposed from the base. One row of tails is mounted to the
mother board for grounding. During assembly, it is needed to
provide a number of circuits formed on the mother board for
engaging with the tines of each grounding plate, resulting in
complicating the assembly of the shielding plates to the mother
board.
Hence, an improved electrical connector is needed to solve the
above problem.
BRIEF SUMMARY OF THE INVENTION
One object of the present invention is to provide an electrical
connector comprising a plurality of shielding plates for simply
mounting to a printed circuit board.
An electrical connector made according to the present invention
comprises an insulative housing having a plurality of receiving
passages, a plurality of terminal modules mounted to the insulative
housing and located adjacent to another and a plurality of
shielding plates. The terminal module comprises a base comprising a
first side, a row terminals secured to the base and received in the
receiving passages of insulative housing, and a spacer received to
the insulative housing and having a plurality of partitions
defining a plurality of slots each receiving corresponding
terminals therein. The shielding plates have at least a first
shielding plate and a second shielding plate. The first shielding
plate is assembled to the first side of the terminal module and
comprises a plurality of tines connected to the printed circuit
board. The second shielding plate is assembled to the first side of
neighboring terminal module and comprises a connecting section
connected to the first shielding plate.
Advantages of the present invention are to provide a first
shielding plate provided with a plurality of tines and a second
shielding plate having a connecting section directly electrically
connected to the tines of first shielding plate so as to connect
with the printed circuit board by the tines of the first shielding
plate. Therefore, It is easy to assemble the first and the second
shielding plates to the printed circuit board by the engagement
between the tines of the first shielding plate and circuits of the
printed circuit board. Additionally, the cost of the manufacture of
the printed circuit board has been reduced.
Other objects, advantages and novel features of the invention will
become more apparent from the following detailed description of the
present embodiments when taken in conjunction with the accompanying
drawings.
BRIEF DESCRIPTION OF THE DRAWINGS
FIG. 1 is an assembled perspective view of an electrical connector
in accordance with a first embodiment of the present invention;
FIG. 2 is a perspective view of the electrical connector as shown
in FIG. 1, taken from another aspect;
FIG. 3 is a perspective view of a first and a second shielding
plate mounted to the corresponding terminal modules;
FIG. 4 is a perspective view of a first and a second shielding
plate and the terminal modules as shown in FIG. 3;
FIG. 5 is an exploded view of the first shielding plate and the
terminal module;
FIG. 6 is an exploded view of the second shielding plate and the
terminal module;
FIG. 7 is a perspective view showing the second shielding plate
assembled to the first shielding plate;
FIG. 8 is an assembled perspective view of an electrical connector
in accordance with a second embodiment;
FIG. 9 is an exploded view of the first shielding plate and the
terminal module as shown in FIG. 8;
FIG. 10 is an exploded view of the second shielding plate and the
terminal module as shown in FIG. 8; and
FIG. 11 is a perspective view of the second shielding plate
assembled to the first shielding plate as shown in FIG. 8.
DETAILED DESCRIPTION OF THE INVENTION
Reference will now be made to the drawing figures to describe the
present invention in detail. Referring to FIGS. 1-4, an electrical
connector 1 for mounting on a printed circuit board (not shown)
comprises an insulative housing 10 and a plurality of terminal
modules 20 mounted to the insulative housing 10, and plural
shielding plates 3.
The insulative housing 10 has a plurality of receiving passages 100
and second passages 101 respectively located adjacent to
corresponding receiving passages 100.
Referring to FIGS. 3-6, the terminal modules 20 are mounted to the
insulative housing 10 and located next to another. The terminal
module 20 comprises a base 22 having a first side 223 and an
opposite side 221, a plurality of terminals 21 secured to the first
side 223 of the base 22 and received in corresponding receiving
passages 100 of the insulative housing 10, and a spacer 23 received
to the insulative housing 10. The terminals 21 are arranged in a
pattern of signal terminals pairs and respectively has an
intermediate portion 213 covered by the shielding plate 3, a mating
pin 211 extending forwardly from the intermediate portion 213 and
received in the receiving passages 100 of the insulative housing
10, and a soldering portions 212 exposed from the base 22 for
mounting to the printed circuit board. The spacer 23 has a
plurality of partitions defining a plurality of slots 231 each
receiving corresponding terminals 21 therein.
Referring to FIGS. 4 and 5, the shielding plate 3 is each punched
by a metal strip and have a plurality of first shielding plates 30
respectively assembled to the first side 223 of the base 22 of the
terminal module 20 and a plurality of second shielding plates 40
respectively assembled to the first side 223 of neighboring
terminal module 20. The first shielding plate 30 comprises a
plurality of tines 31 extending outwardly from the base 22. The
second shielding plate 40 comprises a connecting section 41
connected to the first shielding plate 30. The connecting section
41 comprises a plurality of legs 412 extending across a bottom
surface of the base 22 and a bar 411 bending perpendicularly from
the ends of the legs 412 and extending in a lengthwise direction.
The first shielding plate 30 comprises a plurality of hooks 32
bending toward the bar 411 for locking with the bar 411 of the
second shielding plate 40 which attached to the neighboring
terminal module 20. The base 22 of the terminal module 20 comprises
a plurality of embosses 225 formed on the first side 223 thereof.
The first and second shielding plates 30 and 40 respectively has a
plurality of cavities 300 and 400 defined thereon for coupling with
the embosses 225. The first and second shielding plates 30 and 40
respectively has a plurality of contacting pins 33 and 43
protruding from the base 22 of the terminal module 20 and received
in the second passages 101.
Referring to FIGS. 5 and 6, in assembling of the electrical
connector 1, firstly, the first shielding plate 30 is mounted to
the first side 223 of the base 22 by the engagement between the
embosses 225 and the cavities 300. The second shielding plate 40 is
mounted to a neighboring terminal module 20 by the engagement
between the embosses 225 and the cavities 400. Secondly, the bar
411 of connection section 41 of the second shielding plate 40 is
clamped by the hooks 32 of the first shielding plates 30. Then the
terminal modules 20 are mounted to the insulative housing 10.
Finally, the first shielding plate 30 and the second shielding
plate 40 are mounted to the printed circuit board by the
electrically connection of the tines 31 of first shielding plate
30. The soldering portions 212 are inserted to the printed circuit
board.
FIGS. 8-11 illustrate a second preferred embodiment of the present
invention. In this embodiment, an electrical connector 1' comprises
an insulative housing 10' and a plurality of terminal modules 20'
mounted to the insulative housing 10', and plural shielding plates
3'.
The insulative housing 10' has columns of receiving passages 100'
and columns of second passages 101' located adjacent to the
receiving passages 100'.
The terminal modules 20' are mounted to the insulative housing 10'
and located one next to another. Referring to FIGS. 9-11, the
terminal module 20' comprises a base 22' having a first side 223'
and an opposite side 221', a plurality of terminals 21' secured to
the first side 223' of the base 22' and received in corresponding
receiving passages 100' of the insulative housing 10', and a spacer
23' attached to the opposite side 221' of the base 22'. The
terminals 21' are arranged in a pattern of signal terminals pairs
and respectively has an intermediate portion 213' covered by the
shielding plate 3', a mating pin 211' extending forwardly from the
intermediate portion 213' and received in the receiving passages
100' of the insulative housing 10', and a soldering portions 212'
exposed from the base 22' for mounting to the printed circuit
board. The spacer 23' is retained in the receiving passage 100' of
the insulative housing 10' and has a plurality of partitions
defining a plurality of slots 231' each receiving corresponding
terminals 21' therein'.
The shielding plates 3' are each punched by a metal strip and have
a plurality of first shielding plates 30' respectively assembled to
the first side 223' of the base 22' of the terminal module 20' and
a plurality of second shielding plates 40' assembled to the first
side 223' of neighboring terminal module 20'. The first shielding
plate 30' comprises a plurality of tines 31' connected to the
printed circuit board. The second shielding plate 40' comprises a
connecting section 41' connected to the first shielding plate 30'.
The tines 31' of the first shielding plate 30 comprises a first
connecting portion 34' bending toward the connecting section 41' of
the second shielding plate 40' and a contacting tail 311' mounted
to the printed circuit board. The connecting section 41' comprises
a plurality of legs 412' extending across a bottom surface of the
base 22' and comprising a clamping portion 44' for clamping the
first connecting portion 34' of the first shielding plate 30'. The
base 22' of the terminal module 20' comprises a plurality of
embosses 225' formed on the first side 223' thereof. The first and
second shielding plates 30' and 40' respectively has a plurality of
cavities 300' and 400' defined thereon for coupling with the
embosses 225'. The first and second shielding plates 30' and 40'
respectively has a plurality of contacting pins 33' and 43'
protruding from the base 22' of the terminal module 20' and
received in the second passages 101'.
Referring to FIGS. 8-11, in assembling of the electrical connector
1', firstly, the first shielding plate 30' is mounted to the first
side 223' of the base 22' by the engagement between the embosses
225' and the cavities 300'. The second shielding plate 40' is
mounted to a neighboring terminal module 20' by the engagement
between the embosses 225' and the cavities 400'. Secondly, the
first connecting portion 34' of the tines 31' is clamped by the
clamping portion 44' of the second shielding plate 40'. Then the
terminal modules 20' are mounted to the insulative housing 10'.
Finally, the first shielding plates 30' and the second shielding
plate 40' are mounted to the printed circuit board by the
electrically connection of the tines 31' of first shielding plate
30'. The soldering portions 212' are inserted to the printed
circuit board.
It is to be understood, however, that even though numerous,
characteristics and advantages of the present invention have been
set fourth in the foregoing description, together with details of
the structure and function of the invention, the disclosed is
illustrative only, and changes may be made in detail, especially in
matters of number, shape, size, and arrangement of parts within the
principles of the invention to the full extent indicated by the
broad general meaning of the terms in which the appended claims are
expressed.
* * * * *